214 lines
24 KiB
XML
214 lines
24 KiB
XML
<document id="E72CD4309BE057B54659C65DC1D14125" ID-DOI="10.11646/phytotaxa.90.1.1" ID-ISSN="1179-3163" ID-Zenodo-Dep="5071976" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1625517298981" checkinUser="felipe" docAuthor="Pavlov, Aleksandar, Levkov, Zlatko, Williams, David M. & Edlund, Mark B." docDate="2013" docId="065A87E62A65A42DFF5EFC00FC630AF6" docLanguage="en" docName="Phytotaxa.90.1.1-53.pdf" docOrigin="Phytotaxa 90 (1)" docSource="http://dx.doi.org/10.11646/phytotaxa.90.1.1" docStyle="DocumentStyle:13F189B31CB4CCCE9197361A4E100104.3:Phytotaxa.2011-2013.journal_article" docStyleId="13F189B31CB4CCCE9197361A4E100104" docStyleName="Phytotaxa.2011-2013.journal_article" docStyleVersion="3" docTitle="Hippodonta avittatiformis A. Pavlov, Levkov, D. M. Williams & Edlund 2013, sp. nov." docType="treatment" docVersion="4" lastPageNumber="23" masterDocId="FA63FF9E2A73A43AFFC9FF9DFF960A2E" masterDocTitle="Observations on Hippodonta (Bacillariophyceae) in selected ancient lakes" masterLastPageNumber="53" masterPageNumber="1" pageNumber="23" updateTime="1698991198074" updateUser="plazi" zenodo-license-document="CLOSED">
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<mods:title id="CBEFB3753BFB50B7933CA7BBC8BF7DE2">Observations on Hippodonta (Bacillariophyceae) in selected ancient lakes</mods:title>
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<mods:namePart id="7CAA0D187DFD3C2E682A9ED65D0AFFD7">Pavlov, Aleksandar</mods:namePart>
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<mods:namePart id="C31EAA2894392165B7AB0F4D9F44D21A">Levkov, Zlatko</mods:namePart>
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<mods:namePart id="566B3F41208CF9D75943988E4F27A24D">Williams, David M.</mods:namePart>
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<mods:namePart id="F77DDA0E41025AFF6A8D7AA053FA7847">Edlund, Mark B.</mods:namePart>
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<mods:affiliation id="EFE9B537FE6CC29EBCB715B4D60E99B9">St. Croix Watershed Research Station, Science Museum of Minnesota, Marine on St. Croix, Minnesota, USA.</mods:affiliation>
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<mods:title id="2E1115ABDC63F1727A871F78B4D6420B">Phytotaxa</mods:title>
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<mods:part id="1DC4EC839BF9FA10B93EF49A7485493D">
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<mods:date id="E55205579D78E27A19848C919F628790">2013</mods:date>
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<mods:number id="D7E52301CF21E7EECACA4A739660B34F">2013-03-28</mods:number>
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<mods:number id="142C86FD6157A712C5DC7583CA3E86FC">90</mods:number>
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<treatment id="065A87E62A65A42DFF5EFC00FC630AF6" ID-DOI="http://doi.org/10.5281/zenodo.5074118" ID-Zenodo-Dep="5074118" LSID="urn:lsid:plazi:treatment:065A87E62A65A42DFF5EFC00FC630AF6" httpUri="http://treatment.plazi.org/id/065A87E62A65A42DFF5EFC00FC630AF6" lastPageId="23" lastPageNumber="23" pageId="22" pageNumber="23">
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<subSubSection id="C6E9657B2A65A42CFF5EFC00FB6C0999" box="[151,1274,925,951]" pageId="22" pageNumber="23" type="nomenclature">
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<paragraph id="8E4C36F02A65A42CFF5EFC00FB6C0999" blockId="22.[151,1274,925,951]" box="[151,1274,925,951]" pageId="22" pageNumber="23">
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<heading id="D504819C2A65A42CFF5EFC00FB6C0999" box="[151,1274,925,951]" fontSize="11" level="2" pageId="22" pageNumber="23" reason="3">
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<taxonomicName id="49F34D732A65A42CFF5EFC00FC490999" authority="A. Pavlov, Levkov, D.M. Williams & Edlund" authorityName="A. Pavlov, Levkov, D. M. Williams & Edlund" authorityYear="2013" box="[151,991,925,951]" class="Bacillariophyceae" family="Naviculaceae" genus="Hippodonta" higherTaxonomySource="GBIF" kingdom="Chromista" order="Naviculales" pageId="22" pageNumber="23" phylum="Bacillariophyta" rank="species" species="avittatiformis" status="sp. nov.">
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<emphasis id="BC87EAE22A65A42CFF5EFC00FE5F0999" bold="true" box="[151,457,925,951]" italics="true" pageId="22" pageNumber="23">Hippodonta avittatiformis</emphasis>
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A. Pavlov, Levkov, D.M. Williams & Edlund
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</taxonomicName>
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,
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<emphasis id="BC87EAE22A65A42CFC23FC00FBD50998" box="[1002,1091,925,950]" italics="true" pageId="22" pageNumber="23">
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<taxonomicNameLabel id="A7B457992A65A42CFC23FC00FBD50998" box="[1002,1091,925,950]" pageId="22" pageNumber="23" rank="species">sp. nov.</taxonomicNameLabel>
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</emphasis>
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(
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<figureCitation id="16C82A752A65A42CFB9BFC00FB650999" box="[1106,1267,925,951]" captionStart="FIGURES 308–364" captionStartId="47.[151,269,1730,1754]" captionTargetBox="[289,1301,194,1706]" captionTargetId="figure-72@47.[264,1323,194,1706]" captionTargetPageId="47" captionText="FIGURES 308–364: LM micrographs. Figs 308–328. Hippodonta avittatiformis (type material). Figs 327, 328. Images of complete frustules in girdle view. Figs 329–342. Hippodonta angustata (type material). Figs 343–349. Hippodonta cocquytiae (type material). Figs 350–353. Hippodonta conspicua (type material). Figs 354–364. Hippodonta minuta (type material). Fig. 354. Complete frustule in girdle view. Scale bar = 10 µm." figureDoi="http://doi.org/10.5281/zenodo.5072000" httpUri="https://zenodo.org/record/5072000/files/figure.png" pageId="22" pageNumber="23">Figs 308–328</figureCitation>
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)
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</heading>
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</paragraph>
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</subSubSection>
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<subSubSection id="C6E9657B2A65A42CFF5EFC77FC9D0C15" pageId="22" pageNumber="23" type="materials_examined">
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<paragraph id="8E4C36F02A65A42CFF5EFC77FB7C0E0F" blockId="22.[151,1436,1002,1057]" pageId="22" pageNumber="23">
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<emphasis id="BC87EAE22A65A42CFF5EFC77FF590E2C" bold="true" box="[151,207,1002,1026]" pageId="22" pageNumber="23">Type</emphasis>
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:—
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<materialsCitation id="3E9B3CAD2A65A42CFF24FC77FB700E0F" collectingDate="1953-02-04" collectorName="R. Ross." country="Tanzania" elevation="0" location="Lake Tanganyika" pageId="22" pageNumber="23" specimenCount="1" typeStatus="holotype">
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<collectingCountry id="F6E476602A65A42CFF24FC77FEED0E2F" box="[237,379,1002,1025]" name="Tanzania" pageId="22" pageNumber="23">TANZANIA</collectingCountry>
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.
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<location id="8B2C602B2A65A42CFE4FFC77FDD40E2F" LSID="urn:lsid:plazi:treatment:065A87E62A65A42DFF5EFC00FC630AF6:8B2C602B2A65A42CFE4FFC77FDD40E2F" box="[390,578,1002,1025]" country="Tanzania" name="Lake Tanganyika" pageId="22" pageNumber="23">Lake Tanganyika</location>
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, tangled in trawl from
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<elevation id="05DED1C32A65A42CFCF1FC77FC600E2F" box="[824,1014,1002,1025]" isEnumeration="true" pageId="22" pageNumber="23">
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<quantity id="490B9B152A65A42CFCF1FC77FCF70E2F" box="[824,865,1002,1025]" metricMagnitude="0" metricUnit="m" metricValue="8.0" pageId="22" pageNumber="23" unit="m" value="8.0">8 m</quantity>
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depth,
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<quantity id="490B9B152A65A42CFC7BFC77FC600E2F" box="[946,1014,1002,1025]" metricMagnitude="2" metricUnit="m" metricValue="4.0" pageId="22" pageNumber="23" unit="m" value="400.0">400 m</quantity>
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</elevation>
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offshore
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<locationDeviation id="9FFE2FD22A65A42CFB94FC77FA150E2F" box="[1117,1411,1002,1025]" firstLocation="Kjiyi" pageId="22" pageNumber="23" secondLocation="Bangwe">between Kjiyi and Bangwe</locationDeviation>
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,
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<date id="FA4D10302A65A42CFA47FC77FEF30E0F" pageId="22" pageNumber="23" value="1953-02-04">
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<collectingDate id="EA09E9D82A65A42CFA47FC77FEF30E0F" pageId="22" pageNumber="23" value="1953-02-04">4 February 1953</collectingDate>
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</date>
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, collector
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<collectorName id="230653262A65A42CFE1DFB97FDBD0E0F" box="[468,555,1034,1057]" pageId="22" pageNumber="23">
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<emphasis id="BC87EAE22A65A42CFE1DFB97FDB20E0F" box="[468,548,1034,1057]" italics="true" pageId="22" pageNumber="23">R. Ross</emphasis>
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.
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</collectorName>
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(
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<typeStatus id="514888522A65A42CFDF0FB97FD0A0E0F" box="[569,668,1034,1057]" pageId="22" pageNumber="23" type="holotype">holotype</typeStatus>
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: slide BM! 72160; isotype: slide MKNDC! 005850/A)
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</materialsCitation>
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||
.
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</paragraph>
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<paragraph id="8E4C36F02A65A42CFF5EFBCCFC9D0C15" blockId="22.[151,1436,1105,2020]" pageId="22" pageNumber="23">
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Frustules rectangular in girdle view. Valves lanceolate in larger specimens to rhombic-lanceolate in smaller specimens. Valve ends broadly protracted and broadly rounded. In shorter size diminution stages the protraction of valve ends not as clearly pronounced as in longer valves. Valve length
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<quantity id="490B9B152A65A42CFB56FB03FADD0E96" box="[1183,1355,1182,1208]" metricMagnitude="-2" metricUnit="m" metricValue="1.65" metricValueMax="2.25" metricValueMin="1.05" pageId="22" pageNumber="23" unit="mm" value="16.5" valueMax="22.5" valueMin="10.5">10.5–22.5 µm</quantity>
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, width
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<quantity id="490B9B152A65A42CFF5EFB58FEB10EF1" box="[151,295,1221,1247]" metricMagnitude="-3" metricUnit="m" metricValue="4.4" metricValueMax="4.9" metricValueMin="3.9" pageId="22" pageNumber="23" unit="mm" value="4.4" valueMax="4.9" valueMin="3.9">3.9–4.9 µm</quantity>
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. Axial area very narrow-linear, rarely observed as weakly broadened close to the mid-valve. Central area variable, transversally elongated to panduriform, defined by shortening of a single central stria from both valve sides. In some specimens, central area forming well-defined fascia, continuously broadening towards the margins. Terminal area clearly distinguishable throughout size diminution stages, quite broad, semi-elliptical in shape. Raphe linear-filiform, with teardrop-shaped, closely spaced central pores. Terminal pores of raphe distinguishable in LM view, equally pronounced as central pores. Striae coarse, moderately to strongly radiate in middle, becoming parallel or weakly convergent towards valve ends. Striae continuing on valve mantle with the same pattern as on valve face (
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<figureCitation id="16C82A752A65A42CFCC2FA49FC250FC0" box="[779,947,1492,1518]" captionStart="FIGURES 308–364" captionStartId="47.[151,269,1730,1754]" captionTargetBox="[289,1301,194,1706]" captionTargetId="figure-72@47.[264,1323,194,1706]" captionTargetPageId="47" captionText="FIGURES 308–364: LM micrographs. Figs 308–328. Hippodonta avittatiformis (type material). Figs 327, 328. Images of complete frustules in girdle view. Figs 329–342. Hippodonta angustata (type material). Figs 343–349. Hippodonta cocquytiae (type material). Figs 350–353. Hippodonta conspicua (type material). Figs 354–364. Hippodonta minuta (type material). Fig. 354. Complete frustule in girdle view. Scale bar = 10 µm." figureDoi="http://doi.org/10.5281/zenodo.5072000" httpUri="https://zenodo.org/record/5072000/files/figure.png" pageId="22" pageNumber="23">Figs 327, 328</figureCitation>
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). Striae evenly spaced throughout,
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<quantity id="490B9B152A65A42CFA9BFA49FF380C3A" metricMagnitude="-1" metricUnit="m" metricValue="3.048" metricValueMax="3.556" metricValueMin="2.54" pageId="22" pageNumber="23" unit="in" value="12.0" valueMax="14.0" valueMin="10.0">10–14 in</quantity>
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<quantity id="490B9B152A65A42CFF7EFA67FE9F0C3A" box="[183,265,1530,1556]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="22" pageNumber="23" unit="mm" value="10.0">10 µm</quantity>
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. Interstriae of equal or greater width than the striae. Lineolae composing the striae quite densely spaced within a stria, not distinguishable in LM view.
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</paragraph>
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</subSubSection>
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<subSubSection id="C6E9657B2A65A42DFF0FF9DAFC630AF6" lastPageId="23" lastPageNumber="24" pageId="22" pageNumber="23" type="distribution">
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<paragraph id="8E4C36F02A65A42CFF0FF9DAFD220CA6" blockId="22.[151,1436,1105,2020]" pageId="22" pageNumber="23">
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<emphasis id="BC87EAE22A65A42CFF0FF9DAFEC90C4F" bold="true" box="[198,351,1607,1633]" pageId="22" pageNumber="23">Distribution</emphasis>
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:—
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<taxonomicName id="49F34D732A65A42CFE4DF9D5FD2C0C4F" authorityName="A. Pavlov, Levkov, D. M. Williams & Edlund" authorityYear="2013" box="[388,698,1608,1633]" class="Bacillariophyceae" family="Naviculaceae" genus="Hippodonta" higherTaxonomySource="GBIF" kingdom="Chromista" order="Naviculales" pageId="22" pageNumber="23" phylum="Bacillariophyta" rank="species" species="avittatiformis">
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||
<emphasis id="BC87EAE22A65A42CFE4DF9D5FD2C0C4F" box="[388,698,1608,1633]" italics="true" pageId="22" pageNumber="23">Hippodonta avittatiformis</emphasis>
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</taxonomicName>
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has so far only been observed from Lake Tanganyika, East Africa. In the
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<typeStatus id="514888522A65A42CFEF2F9F3FEFB0CA6" box="[315,365,1646,1672]" pageId="22" pageNumber="23">type</typeStatus>
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material it is very frequent.
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</paragraph>
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<paragraph id="8E4C36F02A65A42CFF0FF908FD450D90" blockId="22.[151,1436,1105,2020]" pageId="22" pageNumber="23">
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||
<emphasis id="BC87EAE22A65A42CFF0FF908FEFA0C81" bold="true" box="[198,364,1685,1711]" pageId="22" pageNumber="23">Observations</emphasis>
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:—With regard to the striae morphology and pattern and the valve outline,
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<taxonomicName id="49F34D732A65A42CFB13F908FA0A0C80" authorityName="A. Pavlov, Levkov, D. M. Williams & Edlund" authorityYear="2013" box="[1242,1436,1685,1710]" class="Bacillariophyceae" family="Naviculaceae" genus="Hippodonta" higherTaxonomySource="GBIF" kingdom="Chromista" order="Naviculales" pageId="22" pageNumber="23" phylum="Bacillariophyta" rank="species" species="avittatiformis">
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<emphasis id="BC87EAE22A65A42CFB13F908FA0A0C80" box="[1242,1436,1685,1710]" italics="true" pageId="22" pageNumber="23">H. avittatiformis</emphasis>
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</taxonomicName>
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resembles
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<taxonomicName id="49F34D732A65A42CFED1F921FC620CF8" authority="(Cholnoky) Lange-Bert., Metzeltin & Witkowski" authorityName="Lange-Bert., Metzeltin & Witkowski" baseAuthorityName="Cholnoky" box="[280,1012,1724,1750]" class="Bacillariophyceae" family="Naviculaceae" genus="Hippodonta" higherTaxonomySource="GBIF" kingdom="Chromista" order="Naviculales" pageId="22" pageNumber="23" phylum="Bacillariophyta" rank="species" species="avittata">
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||
<emphasis id="BC87EAE22A65A42CFED1F921FEBB0CFB" box="[280,301,1724,1749]" italics="true" pageId="22" pageNumber="23">H</emphasis>
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||
.
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<emphasis id="BC87EAE22A65A42CFEF4F921FE0F0CFB" box="[317,409,1724,1749]" italics="true" pageId="22" pageNumber="23">avittata</emphasis>
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(Cholnoky) Lange-Bert., Metzeltin & Witkowski
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</taxonomicName>
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||
(1996: 253, 254, figs 1: 30–34) (≡
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<taxonomicName id="49F34D732A65A42CFF5EF97EFCDF0CD2" authority="Cholnoky 1959: 51" authorityName="Cholnoky" authorityPageNumber="51" authorityYear="1959" box="[151,841,1762,1788]" class="Bivalvia" family="Arcidae" genus="Navicula" higherTaxonomySource="CoL" kingdom="Animalia" order="Arcida" pageId="22" pageNumber="23" phylum="Mollusca" rank="variety" species="subcostulata" variety="avittata">
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||
<emphasis id="BC87EAE22A65A42CFF5EF97EFE3B0CD2" box="[151,429,1763,1788]" italics="true" pageId="22" pageNumber="23">Navicula subcostulata</emphasis>
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||
var.
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<emphasis id="BC87EAE22A65A42CFE24F97EFDDA0CD2" box="[493,588,1763,1788]" italics="true" pageId="22" pageNumber="23">avittata</emphasis>
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<bibRefCitation id="EA624B012A65A42CFD9FF97FFCDF0CD2" author="Cholnoky, B. J." box="[598,841,1762,1788]" pageId="22" pageNumber="23" pagination="1 - 69" refId="ref26412" refString="Cholnoky, B. J. (1959) Neue und seltene Diatomeen aus Afrika. IV. Diatomeen aus der Kaap-Provinz. Osterreichische Botanische Zeitschrift 106: 1 - 69. http: // dx. doi. org / 10.1007 / BF 01278995" type="journal article" year="1959">Cholnoky 1959: 51</bibRefCitation>
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</taxonomicName>
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, figs 6: 265–269) and a taxon named as “
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||
<taxonomicName id="49F34D732A65A42CFA9CF97EFF610D0C" class="Bacillariophyceae" family="Naviculaceae" genus="Hippodonta" higherTaxonomySource="GBIF" kingdom="Chromista" order="Naviculales" pageId="22" pageNumber="23" phylum="Bacillariophyta" rank="species" species="avittata">
|
||
<emphasis id="BC87EAE22A65A42CFA9CF97EFAFC0CD2" box="[1365,1386,1763,1788]" italics="true" pageId="22" pageNumber="23">H</emphasis>
|
||
. cf.
|
||
<emphasis id="BC87EAE22A65A42CFF5EF894FF610D0C" box="[151,247,1801,1826]" italics="true" pageId="22" pageNumber="23">avittata</emphasis>
|
||
</taxonomicName>
|
||
” in
|
||
<bibRefCitation id="EA624B012A65A42CFEF8F894FD060D0D" author="Lange-Bertalot, H. & Metzeltin, D. & Witkowski, A." box="[305,656,1801,1827]" pageId="22" pageNumber="23" pagination="247 - 276" refId="ref27546" refString="Lange-Bertalot, H., Metzeltin, D. & Witkowski, A. (1996) Hippodonta gen. nov. Iconographia Diatomologica 4: 247 - 276." type="journal article" year="1996">
|
||
Lange-Bertalot
|
||
<emphasis id="BC87EAE22A65A42CFE30F894FDAF0D0C" box="[505,569,1801,1826]" italics="true" pageId="22" pageNumber="23">et al.</emphasis>
|
||
(1996
|
||
</bibRefCitation>
|
||
: figs 1: 35–40). Nevertheless, the latter two taxa do not have protracted valve ends and have more rhombic valve outlines. Furthermore, the central area of both
|
||
<taxonomicName id="49F34D732A65A42CFAD7F8ADFA0D0D67" box="[1310,1435,1840,1866]" class="Bacillariophyceae" family="Naviculaceae" genus="Hippodonta" higherTaxonomySource="GBIF" kingdom="Chromista" order="Naviculales" pageId="22" pageNumber="23" phylum="Bacillariophyta" rank="species" species="avittata">
|
||
<emphasis id="BC87EAE22A65A42CFAD7F8ADFAA50D67" box="[1310,1331,1840,1865]" italics="true" pageId="22" pageNumber="23">H</emphasis>
|
||
.
|
||
<emphasis id="BC87EAE22A65A42CFA8BF8ADFA0D0D67" box="[1346,1435,1840,1865]" italics="true" pageId="22" pageNumber="23">avittata</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="49F34D732A65A42CFF00F8CAFC910D5E" authority="sensu Lange-Bertalot et al. (1996)" authorityName="Lange-Bertalot" authorityYear="1996" box="[201,775,1878,1904]" class="Bacillariophyceae" family="Naviculaceae" genus="Hippodonta" higherTaxonomySource="GBIF" kingdom="Chromista" order="Naviculales" pageId="22" pageNumber="23" phylum="Bacillariophyta" rank="species" species="avittata">
|
||
<emphasis id="BC87EAE22A65A42CFF00F8CAFF480D5E" box="[201,222,1879,1904]" italics="true" pageId="22" pageNumber="23">H</emphasis>
|
||
. cf.
|
||
<emphasis id="BC87EAE22A65A42CFEDAF8CAFEFA0D5E" box="[275,364,1879,1904]" italics="true" pageId="22" pageNumber="23">avittata</emphasis>
|
||
sensu
|
||
<bibRefCitation id="EA624B012A65A42CFE74F8CBFC910D5E" author="Lange-Bertalot, H. & Metzeltin, D. & Witkowski, A." box="[445,775,1878,1904]" pageId="22" pageNumber="23" pagination="247 - 276" refId="ref27546" refString="Lange-Bertalot, H., Metzeltin, D. & Witkowski, A. (1996) Hippodonta gen. nov. Iconographia Diatomologica 4: 247 - 276." type="journal article" year="1996">
|
||
Lange-Bertalot
|
||
<emphasis id="BC87EAE22A65A42CFDBFF8CAFD270D5E" box="[630,689,1879,1904]" italics="true" pageId="22" pageNumber="23">et al.</emphasis>
|
||
(1996)
|
||
</bibRefCitation>
|
||
</taxonomicName>
|
||
is never expanded to the valve margins at the middle of the valve and is quite small and not clearly defined. The central area of
|
||
<taxonomicName id="49F34D732A65A42CFBDCF8E0FB770DB8" authorityName="A. Pavlov, Levkov, D. M. Williams & Edlund" authorityYear="2013" box="[1045,1249,1917,1943]" class="Bacillariophyceae" family="Naviculaceae" genus="Hippodonta" higherTaxonomySource="GBIF" kingdom="Chromista" order="Naviculales" pageId="22" pageNumber="23" phylum="Bacillariophyta" rank="species" species="avittatiformis">
|
||
<emphasis id="BC87EAE22A65A42CFBDCF8E0FBBC0DB8" box="[1045,1066,1917,1942]" italics="true" pageId="22" pageNumber="23">H</emphasis>
|
||
.
|
||
<emphasis id="BC87EAE22A65A42CFBF2F8E0FB770DB8" box="[1083,1249,1917,1942]" italics="true" pageId="22" pageNumber="23">avittatiformis</emphasis>
|
||
</taxonomicName>
|
||
is transversely elongated into a panduriform to unilateral fascia.
|
||
</paragraph>
|
||
<paragraph id="8E4C36F02A65A42DFF0FF856FC630AF6" blockId="22.[151,1436,1105,2020]" lastBlockId="23.[151,1435,152,216]" lastPageId="23" lastPageNumber="24" pageId="22" pageNumber="23">
|
||
<taxonomicName id="49F34D732A65A42CFF0FF856FE6A0DCA" authorityName="A. Pavlov, Levkov, D. M. Williams & Edlund" authorityYear="2013" box="[198,508,1995,2020]" class="Bacillariophyceae" family="Naviculaceae" genus="Hippodonta" higherTaxonomySource="GBIF" kingdom="Chromista" order="Naviculales" pageId="22" pageNumber="23" phylum="Bacillariophyta" rank="species" species="avittatiformis">
|
||
<emphasis id="BC87EAE22A65A42CFF0FF856FE6A0DCA" box="[198,508,1995,2020]" italics="true" pageId="22" pageNumber="23">Hippodonta avittatiformis</emphasis>
|
||
</taxonomicName>
|
||
is also similar to
|
||
<taxonomicName id="49F34D732A65A42CFD2CF856FC170DCA" authorityName="Pavlov & Levkov & Williams & Edlund" authorityYear="2013" box="[741,897,1994,2020]" class="Bacillariophyceae" family="Naviculaceae" genus="Hippodonta" higherTaxonomySource="GBIF" kingdom="Chromista" order="Naviculales" pageId="22" pageNumber="23" phylum="Bacillariophyta" rank="species" species="angustata">
|
||
<emphasis id="BC87EAE22A65A42CFD2CF856FD6C0DCA" box="[741,762,1995,2020]" italics="true" pageId="22" pageNumber="23">H</emphasis>
|
||
.
|
||
<emphasis id="BC87EAE22A65A42CFCC7F856FC170DCA" box="[782,897,1995,2020]" italics="true" pageId="22" pageNumber="23">angustata</emphasis>
|
||
</taxonomicName>
|
||
(this study,
|
||
<figureCitation id="16C82A752A65A42CFBD6F857FB510DCA" box="[1055,1223,1994,2020]" captionStart="FIGURES 308–364" captionStartId="47.[151,269,1730,1754]" captionTargetBox="[289,1301,194,1706]" captionTargetId="figure-72@47.[264,1323,194,1706]" captionTargetPageId="47" captionText="FIGURES 308–364: LM micrographs. Figs 308–328. Hippodonta avittatiformis (type material). Figs 327, 328. Images of complete frustules in girdle view. Figs 329–342. Hippodonta angustata (type material). Figs 343–349. Hippodonta cocquytiae (type material). Figs 350–353. Hippodonta conspicua (type material). Figs 354–364. Hippodonta minuta (type material). Fig. 354. Complete frustule in girdle view. Scale bar = 10 µm." figureDoi="http://doi.org/10.5281/zenodo.5072000" httpUri="https://zenodo.org/record/5072000/files/figure.png" pageId="22" pageNumber="23">Figs 329–342</figureCitation>
|
||
) in regard to the appearance, pattern and density of the striae. Still, the valve ends of
|
||
<taxonomicName id="49F34D732A64A42DFC2FFF05FB130A9F" authorityName="Pavlov & Levkov & Williams & Edlund" authorityYear="2013" box="[998,1157,152,178]" class="Bacillariophyceae" family="Naviculaceae" genus="Hippodonta" higherTaxonomySource="GBIF" kingdom="Chromista" order="Naviculales" pageId="23" pageNumber="24" phylum="Bacillariophyta" rank="species" species="angustata">
|
||
<emphasis id="BC87EAE22A64A42DFC2FFF05FC6D0A9F" box="[998,1019,152,177]" italics="true" pageId="23" pageNumber="24">H</emphasis>
|
||
.
|
||
<emphasis id="BC87EAE22A64A42DFBC4FF05FB130A9F" box="[1037,1157,152,177]" italics="true" pageId="23" pageNumber="24">angustata</emphasis>
|
||
</taxonomicName>
|
||
are not protracted and broadly cuneate, and the central area is consistently a well-defined fascia.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |